Directions : In these questions , a part of the sentence is given in bold . Below are given alternatives to the bold part at (A) , (B) and (C) which may improve the sentence . Choose the correct alternative . In case no improvement is needed you answer is (D ) .

Q:

They have bought a new car, isn’t ?

• 1
  Haven’t they?
• 2
  Don’t they
• 3
  have they?
• 4
  No Improvement